northupite

noun

nor·​thup·​ite

ˈnȯ(r)thəˌpīt

plural -s

: a mineral Na₃MgCl(CO₃)₂ composed of a magnesium sodium carbonate with chloride and occurring in colorless octahedral crystals

Word History

Etymology

C. H. Northup, 19th century American mineral collector who first obtained it + English -ite

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